Counting Backward 100–1 Worksheets | KS1 Maths | Missing Numbers

Help your KS1 learners build strong number fluency with this set of Counting Backward 100–1 Worksheets. Designed for Year 1, these worksheets provide clear and structured practice in counting backward, recognising number patterns, and completing missing-number sequences.

Each page focuses on a specific range of numbers, making the activity simple, logical, and perfect for classroom use, homework, or math centres. The clean layout and large writing spaces make these worksheets ideal for young learners.

What’s Included

5 Worksheets covering:

• Counting backward from 100–81
• Counting backward from 80–61
• Counting backward from 60–41
• Counting backward from 40–21
• Counting backward from 20–1
• Clear instructions on every page
• Name and Date boxes included
• Perfect for KS1

Skills Covered

• Counting backward from 100
• Number sequencing
• Missing number recognition
• Place value understanding
• KS1 Maths fluency and confidence

Perfect For:

• Classwork
• Homework
• Assessment
• Morning warm-ups
• Revision & intervention groups
• Maths centres

This resource provides everything teachers need for effective backward counting practice in an easy, ready-to-use format.